Driving face proximity detection device

Abstract

The utility model relates to the technical field of coal mine production, in particular to a heading face proximity sensing detection device. According to the technical scheme, the imaging instrument comprises an imaging instrument body, a bearing seat and clamping sleeves, a protective cover is arranged on the outer wall of one side of the imaging instrument body, the bearing seat is installed on the outer wall of one side of the imaging instrument body, a supporting block is rotatably installed on the outer wall of the bearing seat, the clamping sleeves are installed on the outer walls of the two sides of the supporting block, and arc-shaped plates are rotatably installed in the clamping sleeves. By arranging the supporting blocks, the arc-shaped plates and the air inlet pipes, the effect of protecting the probe body is achieved, the purpose of cleaning foreign matters on the outer side of the protective cover is achieved, and the cleanliness of the outer wall of the protective cover is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of coal mine production, in particular to a proximity detection device for a tunneling working face. Background Art

[0002] The environment of the underground excavation working face of a coal mine is complex, and it is an urgent technical problem to reasonably and accurately identify the level of underground danger. At present, the main focus at home and abroad is on regional prediction in the sense of coal seams and mining areas. Among them, the technology of personnel positioning infrared thermal imaging target recognition fusion can realize the approaching recognition of personnel in dangerous areas, alarm or shutdown, and realize double protection of personnel.

[0003] Although the existing technology has many benefits during use, it still has the following problems: it lacks a cleaning structure for the detection head. Although the infrared thermal imager can work normally in the dark, high dust and glare environment underground, sludge will adhere to the probe during the excavation process, thereby blocking the probe and affecting the accuracy of the imager's detection data. Utility Model Content

[0004] The utility model aims to provide a proximity detection device for a tunneling working face to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a proximity detection device for an excavation working face, comprising an imager body, a bearing seat and a ferrule, a protective cover is arranged on an outer wall on one side of the imager body, a bearing seat is installed on an outer wall on one side of the imager body, a support block is rotatably installed on the outer wall of the bearing seat, ferrules are installed on the outer walls on both sides of the support block, an arc plate is rotatably installed inside the ferrule, and an air intake pipe distributed in a circular array is plugged and installed inside the arc plate.

[0006] When using a proximity detection device for an excavation working face in the technical solution, the motor body drives the arc plate to rotate in a circle, thereby rotating the arc plate to the outside of the protective cover, and the external air pump inflates the inside of the air intake pipe, so that the gas passes through the air intake pipe and impacts the outside of the protective cover, thereby achieving the purpose of cleaning foreign matter on the outside of the protective cover. The external power structure can engage with the rack through the gear, thereby driving the support block and the arc plate to rotate back and forth in a circle in the left and right directions.

[0007] Preferably, the support block is designed in a circular shape and is located outside the protective cover.

[0008] Preferably, a probe body is provided on an outer wall of one side of the imager body, and the probe body is located inside the protective cover. The imager body performs infrared detection through the probe body.

[0009] Preferably, the outer wall of the support block is provided with racks distributed in a circular array, and the racks do not contact the ferrule. The racks mesh with the gears of the external power device, and can drive the support block to rotate in a circle.

[0010] Preferably, the arc plate passes through the outer wall of one end of the ferrule and is provided with a motor body, which is connected to the outer wall of the ferrule. The motor body drives the arc plate to rotate in a circle, ensuring that the use position of the arc plate can be adjusted to avoid the arc plate blocking the protective cover.

[0011] Preferably, the arc plate is designed in an arc shape, and the arc plate is adapted to the shape of the protective cover.

[0012] Preferably, a buzzer is installed on one side of the outer wall of the upper end of the imager body. The buzzer can work according to the detection structure of the imager body to give a sound alarm to nearby staff.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model achieves the effect of protecting the probe body by arranging a support block, an arc plate and an air intake pipe, the motor body drives the arc plate to rotate in a circle, thereby rotating the arc plate to the outside of the protective cover, and the external air pump inflates the inside of the air intake pipe, so that the gas impacts the outside of the protective cover through the air intake pipe, thereby achieving the purpose of cleaning foreign matter on the outside of the protective cover, ensuring the cleanliness of the outer wall of the protective cover, and ensuring the accuracy of the detection data of the imager body, the external power structure can engage with the gear and the rack, thereby driving the support block and the arc plate to rotate back and forth in a circle in the left and right directions, ensuring the cleanliness integrity of the outer wall of the protective cover. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the appearance of the imaging device body structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the appearance of the imaging device body structure of the utility model;

[0016] Figure 3 It is an enlarged schematic diagram of the bearing seat structure of the utility model;

[0017] Figure 4 It is an enlarged schematic diagram of the arc plate structure of the utility model.

[0018] In the figure: 1. Imager body; 11. Protective cover; 12. Probe body; 13. Buzzer; 2. Bearing seat; 21. Support block; 22. Rack; 23. Cardan; 24. Motor body; 25. Arc plate; 26. Inlet pipe. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-Figure 4 , the utility model provides three embodiments:

[0021] Embodiment 1: A proximity detection device for an excavation working face comprises an imager body 1, a bearing seat 2 and a ferrule 23. A protective cover 11 is arranged on an outer wall of one side of the imager body 1. The protective cover 11 is designed with glass material. A bearing seat 2 is installed on an outer wall of one side of the imager body 1. A support block 21 is rotatably installed on the outer wall of the bearing seat 2. Ferrules 23 are installed on the outer walls on both sides of the support block 21. An arc plate 25 is rotatably installed inside the ferrule 23. An air intake pipe 26 distributed in a circular array is plugged and installed inside the arc plate 25. The air intake pipe 26 is connected to an external air pump.

[0022] The support block 21 is designed in a circular shape and is located outside the protective cover 11 .

[0023] A probe body 12 is disposed on an outer wall of one side of the imager body 1, and the probe body 12 is located inside the protective cover 11. The imager body 1 performs infrared detection through the probe body 12.

[0024] Embodiment 2: A proximity detection device for an excavation working face comprises an imager body 1, a bearing seat 2 and a ferrule 23, wherein a protective cover 11 is arranged on an outer wall on one side of the imager body 1, a bearing seat 2 is installed on an outer wall on one side of the imager body 1, a support block 21 is rotatably installed on the outer wall of the bearing seat 2, ferrules 23 are installed on the outer walls on both sides of the support block 21, an arc plate 25 is rotatably installed inside the ferrule 23, and an air intake pipe 26 distributed in a circular array is plugged and installed inside the arc plate 25.

[0025] The support block 21 is designed in a circular shape and is located outside the protective cover 11 .

[0026] A probe body 12 is disposed on an outer wall of one side of the imager body 1, and the probe body 12 is located inside the protective cover 11. The imager body 1 performs infrared detection through the probe body 12.

[0027] The outer wall of the support block 21 is provided with a circular array of racks 22, and the racks 22 do not contact the ferrule 23. The racks 22 mesh with the gears of the external power device, and can drive the support block 21 to rotate in a circle.

[0028] The arc plate 25 passes through the outer wall of one end of the ferrule 23 and is provided with a motor body 24. As is well known to those skilled in the art, the detection device of the utility model also needs to provide a motor body 24 to enable it to work normally, and as is well known to those skilled in the art, the provision of the motor body 24 is commonplace, and it all belongs to conventional means or common knowledge, and will not be repeated here. Those skilled in the art can make any selection according to their needs or convenience, and the motor body 24 is connected to the outer wall of the ferrule 23. The motor body 24 drives the arc plate 25 to rotate in a circle, ensuring that the use position of the arc plate 25 can be adjusted to avoid the arc plate 25 blocking the protective cover 11.

[0029] The arc plate 25 is designed in an arc shape, and the arc plate 25 is adapted to the shape of the protective cover 11. The motor body 24 drives the arc plate 25 to rotate in a circle, so that the arc plate 25 rotates to the outside of the protective cover 11, and the external air pump inflates the inside of the air intake pipe 26, so that the gas passes through the air intake pipe 26 and impacts the outside of the protective cover 11, thereby achieving the purpose of cleaning foreign matter on the outside of the protective cover 11, ensuring the cleanliness of the outer wall of the protective cover 11, and ensuring the accuracy of the detection data of the imager body 1. The external power structure can engage with the rack 22 through the gear, thereby driving the support block 21 and the arc plate 25 to rotate back and forth in a circle in the left and right directions, ensuring the cleanliness integrity of the outer wall of the protective cover 11.

[0030] Embodiment three: A proximity detection device for an excavation working face comprises an imager body 1, a bearing seat 2 and a ferrule 23, wherein a protective cover 11 is arranged on an outer wall on one side of the imager body 1, a bearing seat 2 is installed on an outer wall on one side of the imager body 1, a support block 21 is rotatably installed on the outer wall of the bearing seat 2, ferrules 23 are installed on the outer walls on both sides of the support block 21, an arc plate 25 is rotatably installed inside the ferrule 23, and an air intake pipe 26 distributed in a circular array is plugged and installed inside the arc plate 25.

[0031] The support block 21 is designed in a circular shape and is located outside the protective cover 11 .

[0032] A probe body 12 is disposed on an outer wall of one side of the imager body 1, and the probe body 12 is located inside the protective cover 11. The imager body 1 performs infrared detection through the probe body 12.

[0033] The outer wall of the support block 21 is provided with a circular array of racks 22, and the racks 22 do not contact the ferrule 23. The racks 22 mesh with the gears of the external power device, and can drive the support block 21 to rotate in a circle.

[0034] The arc plate 25 passes through the outer wall of one end of the ferrule 23 and is provided with a motor body 24, which is connected to the outer wall of the ferrule 23. The motor body 24 drives the arc plate 25 to rotate in a circle, ensuring that the use position of the arc plate 25 can be adjusted to avoid the arc plate 25 blocking the protective cover 11.

[0035] The arc plate 25 is designed in an arc shape, and the arc plate 25 is adapted to the shape of the protective cover 11 .

[0036] A buzzer 13 is installed on one side of the outer wall of the upper end of the imager body 1. The buzzer 13 can work according to the detection structure of the imager body 1 to give a sound alarm to nearby staff.

[0037] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A proximity detection device for a tunneling working face, comprising an imager body (1), a bearing seat (2) and a ferrule (23), characterized in that: A protective cover (11) is provided on the outer wall of one side of the imager body (1), a bearing seat (2) is installed on the outer wall of one side of the imager body (1), a support block (21) is rotatably installed on the outer wall of the bearing seat (2), a ferrule (23) is installed on the outer walls of both sides of the support block (21), an arc plate (25) is rotatably installed inside the ferrule (23), and an air intake pipe (26) distributed in a circular array is plugged and installed inside the arc plate (25).

2. A tunneling working face proximity detection device according to claim 1, characterized in that: The support block (21) is designed in a circular shape, and the support block (21) is located outside the protective cover (11).

3. The excavation working face proximity detection device according to claim 1, characterized in that: A probe body (12) is provided on an outer wall of one side of the imager body (1), and the probe body (12) is located inside the protective cover (11).

4. The excavation working face proximity detection device according to claim 1, characterized in that: The outer wall of the support block (21) is provided with racks (22) distributed in a circular array, and the racks (22) are not in contact with the ferrule (23).

5. The excavation working face proximity detection device according to claim 1, characterized in that: The arc-shaped plate (25) passes through the outer wall of one end of the clamping sleeve (23), and a motor body (24) is provided thereon. The motor body (24) is connected to the outer wall of the clamping sleeve (23).

6. The excavation working face proximity detection device according to claim 1, characterized in that: The arc plate (25) is designed in an arc shape, and the arc plate (25) is matched with the shape of the protective cover (11).

7. The excavation working face proximity detection device according to claim 1, characterized in that: A buzzer (13) is installed on one side of the outer wall of the upper end of the imager body (1).

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